Packet #17811433 Success

TELEMETRY_APP packet from Meshtastic 5b2c (5b2c) to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
26
Payload Bytes
Packet Information
Database ID: 17811433
Mesh Packet ID: 0xfeff8ae9
Used for correlation across gateways
Timestamp: 2026-03-27 10:15:20 UTC
From Node: Meshtastic 5b2c (5b2c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: TELEMETRY_APP
Port: 67
Gateway: DIR Rooftop (DIR)
Channel: ShortTurbo
RSSI: -88 dBm
SNR: -18.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: 8f
Last byte of the last hop that relayed this packet
Payload Data
Protocol: TELEMETRY_APP
Size: 26 bytes
Decoded: Yes
Decoded Data:
Device Metrics:
Battery:101%
Voltage:-0.00 V
Channel Usage:2.7%
Air Util TX:0.0%
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:26 bytes
Gateway:!6985083c
Channel:ShortTurbo
Payload Type:TELEMETRY_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !6985083c
Node ID format
channel_id ShortTurbo
packet MeshPacket (26 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3667745580
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 67
TELEMETRY_APP
enum
decoded.payload_length 26 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -88.0 dBm
Signal strength at gateway
int32
rx_snr -18.25 dB
Signal quality at gateway
float
rx_time 1774606520
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 143
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606520.7396867
Unix timestamp
uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: ShortTurbo
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (3 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !6985083c
Signal Metrics: RSSI: -88.0 dBm
SNR: -18.25 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:TELEMETRY_APP
Size:26 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "time": 1774606504, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 2.685, "air_util_tx": 0.04475, "uptime_seconds": 61 } }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!6985083c", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3667745580, "to": 4294967295, "id": 4278160105, "rx_time": 1774606520, "rx_snr": -18.25, "rx_rssi": -88, "hop_limit": 0, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 143, "tx_after": 0, "decoded": { "portnum": 67, "payload": "0da858c66912130865156f1283ba1d0ad72b4025c74b373d283d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "time": 1774606504, "device_metrics": { "battery_level": 101, "voltage": -0.001, "channel_utilization": 2.685, "air_util_tx": 0.04475, "uptime_seconds": 61 }, "type": "protobuf", "portnum": "TELEMETRY_APP", "message_class": "Telemetry" } } } }
Raw Packet Data (26 bytes)
0da858c66912130865156f1283ba1d0ad72b4025c74b373d283d
Hex Analysis:
Size:26 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations
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Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
DIR Rooftop (DIR) Primary 0.000s
Reference
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC Current
DIR Rooftop (DIR) -0.773s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:19 UTC View
DIR Rooftop (DIR) -0.746s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:19 UTC View
DIR Rooftop (DIR) -0.715s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.677s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.654s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.632s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.610s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.589s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.568s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.544s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.520s
Before
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.496s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.473s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.451s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.430s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.409s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.387s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.363s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.339s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.316s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.292s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.270s
Before
-88.0 dBm -18.25 dB 3 8f MediumFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.249s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.227s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.206s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.182s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.157s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.134s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.110s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.088s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.067s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.045s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) -0.024s
Before
-88.0 dBm -18.25 dB 3 8f ShortFast 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.024s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.047s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.071s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.092s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.114s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.135s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.156s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.181s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.205s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.229s
After
-88.0 dBm -18.25 dB 3 8f ShortTurbo 2026-03-27 10:15:20 UTC View
DIR Rooftop (DIR) +0.252s
After
-88.0 dBm -18.25 dB 3 8f LongFast 2026-03-27 10:15:20 UTC View
45

Total Receptions

1

Unique Gateways